//created with rubyscad 1.0

intersection() {
   linear_extrude(height = 100, center = true, convexity = 3) 
   import(file = "example013.dxf"); 
   rotate(a = [0, 90, 0]) 
   linear_extrude(height = 100, center = true, convexity = 3) 
   import(file = "example013.dxf"); 
   rotate(a = [90, 0, 0]) 
   linear_extrude(height = 100, center = true, convexity = 3) 
   import(file = "example013.dxf"); 
}
